2 * Copyright (C) 2009 Gabor Juhos <juhosg@openwrt.org>
4 * This tool was based on:
5 * TP-Link WR941 V2 firmware checksum fixing tool.
6 * Copyright (C) 2008,2009 Wang Jian <lark@linux.net.cn>
8 * This program is free software; you can redistribute it and/or modify it
9 * under the terms of the GNU General Public License version 2 as published
10 * by the Free Software Foundation.
18 #include <unistd.h> /* for unlink() */
20 #include <getopt.h> /* for getopt() */
25 #include <arpa/inet.h>
26 #include <netinet/in.h>
30 #define ALIGN(x,a) ({ typeof(a) __a = (a); (((x) + __a - 1) & ~(__a - 1)); })
32 #define HEADER_VERSION_V1 0x01000000
33 #define HWID_TL_MR3020_V1 0x30200001
34 #define HWID_TL_MR3220_V1 0x32200001
35 #define HWID_TL_MR3420_V1 0x34200001
36 #define HWID_TL_WA701N_V1 0x07010001
37 #define HWID_TL_WA7510N_V1 0x75100001
38 #define HWID_TL_WA801ND_V1 0x08010001
39 #define HWID_TL_WA901ND_V1 0x09010001
40 #define HWID_TL_WA901ND_V2 0x09010002
41 #define HWID_TL_WR703N_V1 0x07030101
42 #define HWID_TL_WR741ND_V1 0x07410001
43 #define HWID_TL_WR741ND_V4 0x07410004
44 #define HWID_TL_WR740N_V1 0x07400001
45 #define HWID_TL_WR740N_V3 0x07400003
46 #define HWID_TL_WR743ND_V1 0x07430001
47 #define HWID_TL_WR841N_V1_5 0x08410002
48 #define HWID_TL_WR841ND_V3 0x08410003
49 #define HWID_TL_WR841ND_V5 0x08410005
50 #define HWID_TL_WR841ND_V7 0x08410007
51 #define HWID_TL_WR941ND_V2 0x09410002
52 #define HWID_TL_WR941ND_V4 0x09410004
53 #define HWID_TL_WR1043ND_V1 0x10430001
54 #define HWID_TL_WR1041N_V2 0x10410002
55 #define HWID_TL_WR2543N_V1 0x25430001
60 char *file_name
; /* name of the file */
61 uint32_t file_size
; /* length of the file */
65 uint32_t version
; /* header version */
68 uint32_t hw_id
; /* hardware id */
69 uint32_t hw_rev
; /* hardware revision */
71 uint8_t md5sum1
[MD5SUM_LEN
];
73 uint8_t md5sum2
[MD5SUM_LEN
];
75 uint32_t kernel_la
; /* kernel load address */
76 uint32_t kernel_ep
; /* kernel entry point */
77 uint32_t fw_length
; /* total length of the firmware */
78 uint32_t kernel_ofs
; /* kernel data offset */
79 uint32_t kernel_len
; /* kernel data length */
80 uint32_t rootfs_ofs
; /* rootfs data offset */
81 uint32_t rootfs_len
; /* rootfs data length */
82 uint32_t boot_ofs
; /* bootloader data offset */
83 uint32_t boot_len
; /* bootloader data length */
88 } __attribute__ ((packed
));
109 static char *progname
;
110 static char *vendor
= "TP-LINK Technologies";
111 static char *version
= "ver. 1.0";
112 static char *fw_ver
= "0.0.0";
114 static char *board_id
;
115 static struct board_info
*board
;
116 static char *layout_id
;
117 static struct flash_layout
*layout
;
118 static char *opt_hw_id
;
119 static uint32_t hw_id
;
120 static char *opt_hw_rev
;
121 static uint32_t hw_rev
;
122 static int fw_ver_lo
;
123 static int fw_ver_mid
;
124 static int fw_ver_hi
;
125 static struct file_info kernel_info
;
126 static uint32_t kernel_la
= 0;
127 static uint32_t kernel_ep
= 0;
128 static uint32_t kernel_len
= 0;
129 static struct file_info rootfs_info
;
130 static uint32_t rootfs_ofs
= 0;
131 static uint32_t rootfs_align
;
132 static struct file_info boot_info
;
134 static int strip_padding
;
135 static int add_jffs2_eof
;
136 static unsigned char jffs2_eof_mark
[4] = {0xde, 0xad, 0xc0, 0xde};
138 static struct file_info inspect_info
;
139 static int extract
= 0;
141 char md5salt_normal
[MD5SUM_LEN
] = {
142 0xdc, 0xd7, 0x3a, 0xa5, 0xc3, 0x95, 0x98, 0xfb,
143 0xdd, 0xf9, 0xe7, 0xf4, 0x0e, 0xae, 0x47, 0x38,
146 char md5salt_boot
[MD5SUM_LEN
] = {
147 0x8c, 0xef, 0x33, 0x5b, 0xd5, 0xc5, 0xce, 0xfa,
148 0xa7, 0x9c, 0x28, 0xda, 0xb2, 0xe9, 0x0f, 0x42,
151 static struct flash_layout layouts
[] = {
154 .fw_max_len
= 0x3c0000,
155 .kernel_la
= 0x80060000,
156 .kernel_ep
= 0x80060000,
157 .rootfs_ofs
= 0x140000,
160 .fw_max_len
= 0x3c0000,
161 .kernel_la
= 0x80060000,
162 .kernel_ep
= 0x80060000,
163 .rootfs_ofs
= 0x100000,
166 .fw_max_len
= 0x7c0000,
167 .kernel_la
= 0x80060000,
168 .kernel_ep
= 0x80060000,
169 .rootfs_ofs
= 0x140000,
172 .fw_max_len
= 0x7c0000,
173 .kernel_la
= 0x80060000,
174 .kernel_ep
= 0x80060000,
175 .rootfs_ofs
= 0x100000,
177 /* terminating entry */
181 static struct board_info boards
[] = {
184 .hw_id
= HWID_TL_MR3020_V1
,
186 .layout_id
= "4Mlzma",
189 .hw_id
= HWID_TL_MR3220_V1
,
194 .hw_id
= HWID_TL_MR3420_V1
,
199 .hw_id
= HWID_TL_WA701N_V1
,
204 .hw_id
= HWID_TL_WA7510N_V1
,
208 .id
= "TL-WA801NDv1",
209 .hw_id
= HWID_TL_WA801ND_V1
,
213 .id
= "TL-WA901NDv1",
214 .hw_id
= HWID_TL_WA901ND_V1
,
218 .id
= "TL-WA901NDv2",
219 .hw_id
= HWID_TL_WA901ND_V2
,
223 .id
= "TL-WR741NDv1",
224 .hw_id
= HWID_TL_WR741ND_V1
,
228 .id
= "TL-WR741NDv4",
229 .hw_id
= HWID_TL_WR741ND_V4
,
231 .layout_id
= "4Mlzma",
234 .hw_id
= HWID_TL_WR740N_V1
,
239 .hw_id
= HWID_TL_WR740N_V3
,
243 .id
= "TL-WR743NDv1",
244 .hw_id
= HWID_TL_WR743ND_V1
,
248 .id
= "TL-WR841Nv1.5",
249 .hw_id
= HWID_TL_WR841N_V1_5
,
253 .id
= "TL-WR841NDv3",
254 .hw_id
= HWID_TL_WR841ND_V3
,
258 .id
= "TL-WR841NDv5",
259 .hw_id
= HWID_TL_WR841ND_V5
,
263 .id
= "TL-WR841NDv7",
264 .hw_id
= HWID_TL_WR841ND_V7
,
268 .id
= "TL-WR941NDv2",
269 .hw_id
= HWID_TL_WR941ND_V2
,
273 .id
= "TL-WR941NDv4",
274 .hw_id
= HWID_TL_WR941ND_V4
,
278 .id
= "TL-WR1041Nv2",
279 .hw_id
= HWID_TL_WR1041N_V2
,
281 .layout_id
= "4Mlzma",
283 .id
= "TL-WR1043NDv1",
284 .hw_id
= HWID_TL_WR1043ND_V1
,
288 .id
= "TL-WR2543Nv1",
289 .hw_id
= HWID_TL_WR2543N_V1
,
291 .layout_id
= "8Mlzma",
294 .hw_id
= HWID_TL_WR703N_V1
,
296 .layout_id
= "4Mlzma",
298 /* terminating entry */
305 #define ERR(fmt, ...) do { \
307 fprintf(stderr, "[%s] *** error: " fmt "\n", \
308 progname, ## __VA_ARGS__ ); \
311 #define ERRS(fmt, ...) do { \
314 fprintf(stderr, "[%s] *** error: " fmt "\n", \
315 progname, ## __VA_ARGS__, strerror(save)); \
318 #define DBG(fmt, ...) do { \
319 fprintf(stderr, "[%s] " fmt "\n", progname, ## __VA_ARGS__ ); \
322 static struct board_info
*find_board(char *id
)
324 struct board_info
*ret
;
325 struct board_info
*board
;
328 for (board
= boards
; board
->id
!= NULL
; board
++){
329 if (strcasecmp(id
, board
->id
) == 0) {
338 static struct board_info
*find_board_by_hwid(uint32_t hw_id
)
340 struct board_info
*board
;
342 for (board
= boards
; board
->id
!= NULL
; board
++) {
343 if (hw_id
== board
->hw_id
)
350 static struct flash_layout
*find_layout(char *id
)
352 struct flash_layout
*ret
;
353 struct flash_layout
*l
;
356 for (l
= layouts
; l
->id
!= NULL
; l
++){
357 if (strcasecmp(id
, l
->id
) == 0) {
366 static void usage(int status
)
368 FILE *stream
= (status
!= EXIT_SUCCESS
) ? stderr
: stdout
;
369 struct board_info
*board
;
371 fprintf(stream
, "Usage: %s [OPTIONS...]\n", progname
);
375 " -B <board> create image for the board specified with <board>\n"
376 " -c use combined kernel image\n"
377 " -E <ep> overwrite kernel entry point with <ep> (hexval prefixed with 0x)\n"
378 " -L <la> overwrite kernel load address with <la> (hexval prefixed with 0x)\n"
379 " -H <hwid> use hardware id specified with <hwid>\n"
380 " -F <id> use flash layout specified with <id>\n"
381 " -k <file> read kernel image from the file <file>\n"
382 " -r <file> read rootfs image from the file <file>\n"
383 " -a <align> align the rootfs start on an <align> bytes boundary\n"
384 " -R <offset> overwrite rootfs offset with <offset> (hexval prefixed with 0x)\n"
385 " -o <file> write output to the file <file>\n"
386 " -s strip padding from the end of the image\n"
387 " -j add jffs2 end-of-filesystem markers\n"
388 " -N <vendor> set image vendor to <vendor>\n"
389 " -V <version> set image version to <version>\n"
390 " -v <version> set firmware version to <version>\n"
391 " -i <file> inspect given firmware file <file>\n"
392 " -x extract kernel and rootfs while inspecting (requires -i)\n"
393 " -h show this screen\n"
399 static int get_md5(char *data
, int size
, char *md5
)
404 MD5_Update(&ctx
, data
, size
);
405 MD5_Final(md5
, &ctx
);
408 static int get_file_stat(struct file_info
*fdata
)
413 if (fdata
->file_name
== NULL
)
416 res
= stat(fdata
->file_name
, &st
);
418 ERRS("stat failed on %s", fdata
->file_name
);
422 fdata
->file_size
= st
.st_size
;
426 static int read_to_buf(struct file_info
*fdata
, char *buf
)
429 int ret
= EXIT_FAILURE
;
431 f
= fopen(fdata
->file_name
, "r");
433 ERRS("could not open \"%s\" for reading", fdata
->file_name
);
438 fread(buf
, fdata
->file_size
, 1, f
);
440 ERRS("unable to read from file \"%s\"", fdata
->file_name
);
452 static int check_options(void)
456 if (inspect_info
.file_name
) {
457 ret
= get_file_stat(&inspect_info
);
462 } else if (extract
) {
463 ERR("no firmware for inspection specified");
467 if (board_id
== NULL
&& opt_hw_id
== NULL
) {
468 ERR("either board or hardware id must be specified");
473 board
= find_board(board_id
);
475 ERR("unknown/unsupported board id \"%s\"", board_id
);
478 if (layout_id
== NULL
)
479 layout_id
= board
->layout_id
;
481 hw_id
= board
->hw_id
;
482 hw_rev
= board
->hw_rev
;
484 if (layout_id
== NULL
) {
485 ERR("flash layout is not specified");
488 hw_id
= strtoul(opt_hw_id
, NULL
, 0);
491 hw_rev
= strtoul(opt_hw_rev
, NULL
, 0);
496 layout
= find_layout(layout_id
);
497 if (layout
== NULL
) {
498 ERR("unknown flash layout \"%s\"", layout_id
);
503 kernel_la
= layout
->kernel_la
;
505 kernel_ep
= layout
->kernel_ep
;
507 rootfs_ofs
= layout
->rootfs_ofs
;
509 if (kernel_info
.file_name
== NULL
) {
510 ERR("no kernel image specified");
514 ret
= get_file_stat(&kernel_info
);
518 kernel_len
= kernel_info
.file_size
;
521 if (kernel_info
.file_size
>
522 layout
->fw_max_len
- sizeof(struct fw_header
)) {
523 ERR("kernel image is too big");
527 if (rootfs_info
.file_name
== NULL
) {
528 ERR("no rootfs image specified");
532 ret
= get_file_stat(&rootfs_info
);
537 kernel_len
+= sizeof(struct fw_header
);
538 kernel_len
= ALIGN(kernel_len
, rootfs_align
);
539 kernel_len
-= sizeof(struct fw_header
);
541 DBG("kernel length aligned to %u", kernel_len
);
543 if (kernel_len
+ rootfs_info
.file_size
>
544 layout
->fw_max_len
- sizeof(struct fw_header
)) {
545 ERR("images are too big");
549 if (kernel_info
.file_size
>
550 rootfs_ofs
- sizeof(struct fw_header
)) {
551 ERR("kernel image is too big");
555 if (rootfs_info
.file_size
>
556 (layout
->fw_max_len
- rootfs_ofs
)) {
557 ERR("rootfs image is too big");
563 if (ofname
== NULL
) {
564 ERR("no output file specified");
568 ret
= sscanf(fw_ver
, "%d.%d.%d", &fw_ver_hi
, &fw_ver_mid
, &fw_ver_lo
);
570 ERR("invalid firmware version '%s'", fw_ver
);
577 static void fill_header(char *buf
, int len
)
579 struct fw_header
*hdr
= (struct fw_header
*)buf
;
581 memset(hdr
, 0, sizeof(struct fw_header
));
583 hdr
->version
= htonl(HEADER_VERSION_V1
);
584 strncpy(hdr
->vendor_name
, vendor
, sizeof(hdr
->vendor_name
));
585 strncpy(hdr
->fw_version
, version
, sizeof(hdr
->fw_version
));
586 hdr
->hw_id
= htonl(hw_id
);
587 hdr
->hw_rev
= htonl(hw_rev
);
589 if (boot_info
.file_size
== 0)
590 memcpy(hdr
->md5sum1
, md5salt_normal
, sizeof(hdr
->md5sum1
));
592 memcpy(hdr
->md5sum1
, md5salt_boot
, sizeof(hdr
->md5sum1
));
594 hdr
->kernel_la
= htonl(kernel_la
);
595 hdr
->kernel_ep
= htonl(kernel_ep
);
596 hdr
->fw_length
= htonl(layout
->fw_max_len
);
597 hdr
->kernel_ofs
= htonl(sizeof(struct fw_header
));
598 hdr
->kernel_len
= htonl(kernel_len
);
600 hdr
->rootfs_ofs
= htonl(rootfs_ofs
);
601 hdr
->rootfs_len
= htonl(rootfs_info
.file_size
);
604 hdr
->ver_hi
= htons(fw_ver_hi
);
605 hdr
->ver_mid
= htons(fw_ver_mid
);
606 hdr
->ver_lo
= htons(fw_ver_lo
);
608 get_md5(buf
, len
, hdr
->md5sum1
);
611 static int pad_jffs2(char *buf
, int currlen
)
617 pad_mask
= (64 * 1024);
618 while ((len
< layout
->fw_max_len
) && (pad_mask
!= 0)) {
622 for (i
= 10; i
< 32; i
++) {
628 len
= ALIGN(len
, mask
);
630 for (i
= 10; i
< 32; i
++) {
632 if ((len
& (mask
- 1)) == 0)
636 for (i
= 0; i
< sizeof(jffs2_eof_mark
); i
++)
637 buf
[len
+ i
] = jffs2_eof_mark
[i
];
639 len
+= sizeof(jffs2_eof_mark
);
645 static int write_fw(char *data
, int len
)
648 int ret
= EXIT_FAILURE
;
650 f
= fopen(ofname
, "w");
652 ERRS("could not open \"%s\" for writing", ofname
);
657 fwrite(data
, len
, 1, f
);
659 ERRS("unable to write output file");
663 DBG("firmware file \"%s\" completed", ofname
);
670 if (ret
!= EXIT_SUCCESS
) {
677 static int build_fw(void)
682 int ret
= EXIT_FAILURE
;
685 buflen
= layout
->fw_max_len
;
687 buf
= malloc(buflen
);
689 ERR("no memory for buffer\n");
693 memset(buf
, 0xff, buflen
);
694 p
= buf
+ sizeof(struct fw_header
);
695 ret
= read_to_buf(&kernel_info
, p
);
699 writelen
= sizeof(struct fw_header
) + kernel_len
;
705 p
= buf
+ rootfs_ofs
;
707 ret
= read_to_buf(&rootfs_info
, p
);
712 writelen
+= rootfs_info
.file_size
;
714 writelen
= rootfs_ofs
+ rootfs_info
.file_size
;
717 writelen
= pad_jffs2(buf
, writelen
);
723 fill_header(buf
, writelen
);
724 ret
= write_fw(buf
, writelen
);
736 /* Helper functions to inspect_fw() representing different output formats */
737 static inline void inspect_fw_pstr(char *label
, char *str
)
739 printf("%-23s: %s\n", label
, str
);
742 static inline void inspect_fw_phex(char *label
, uint32_t val
)
744 printf("%-23s: 0x%08x\n", label
, val
);
747 static inline void inspect_fw_phexpost(char *label
,
748 uint32_t val
, char *post
)
750 printf("%-23s: 0x%08x (%s)\n", label
, val
, post
);
753 static inline void inspect_fw_phexdef(char *label
,
754 uint32_t val
, uint32_t defval
)
756 printf("%-23s: 0x%08x ", label
, val
);
759 printf("(== OpenWrt default)\n");
761 printf("(OpenWrt default: 0x%08x)\n", defval
);
764 static inline void inspect_fw_phexexp(char *label
,
765 uint32_t val
, uint32_t expval
)
767 printf("%-23s: 0x%08x ", label
, val
);
772 printf("(expected: 0x%08x)\n", expval
);
775 static inline void inspect_fw_phexdec(char *label
, uint32_t val
)
777 printf("%-23s: 0x%08x / %8u bytes\n", label
, val
, val
);
780 static inline void inspect_fw_phexdecdef(char *label
,
781 uint32_t val
, uint32_t defval
)
783 printf("%-23s: 0x%08x / %8u bytes ", label
, val
, val
);
786 printf("(== OpenWrt default)\n");
788 printf("(OpenWrt default: 0x%08x)\n", defval
);
791 static inline void inspect_fw_pmd5sum(char *label
, uint8_t *val
, char *text
)
795 printf("%-23s:", label
);
796 for (i
=0; i
<MD5SUM_LEN
; i
++)
797 printf(" %02x", val
[i
]);
798 printf(" %s\n", text
);
801 static int inspect_fw(void)
804 struct fw_header
*hdr
;
805 uint8_t md5sum
[MD5SUM_LEN
];
806 struct board_info
*board
;
807 int ret
= EXIT_FAILURE
;
809 buf
= malloc(inspect_info
.file_size
);
811 ERR("no memory for buffer!\n");
815 ret
= read_to_buf(&inspect_info
, buf
);
818 hdr
= (struct fw_header
*)buf
;
820 inspect_fw_pstr("File name", inspect_info
.file_name
);
821 inspect_fw_phexdec("File size", inspect_info
.file_size
);
823 if (ntohl(hdr
->version
) != HEADER_VERSION_V1
) {
824 ERR("file does not seem to have V1 header!\n");
828 inspect_fw_phexdec("Version 1 Header size", sizeof(struct fw_header
));
830 if (ntohl(hdr
->unk1
) != 0)
831 inspect_fw_phexdec("Unknown value 1", hdr
->unk1
);
833 memcpy(md5sum
, hdr
->md5sum1
, sizeof(md5sum
));
834 if (ntohl(hdr
->boot_len
) == 0)
835 memcpy(hdr
->md5sum1
, md5salt_normal
, sizeof(md5sum
));
837 memcpy(hdr
->md5sum1
, md5salt_boot
, sizeof(md5sum
));
838 get_md5(buf
, inspect_info
.file_size
, hdr
->md5sum1
);
840 if (memcmp(md5sum
, hdr
->md5sum1
, sizeof(md5sum
))) {
841 inspect_fw_pmd5sum("Header MD5Sum1", md5sum
, "(*ERROR*)");
842 inspect_fw_pmd5sum(" --> expected", hdr
->md5sum1
, "");
844 inspect_fw_pmd5sum("Header MD5Sum1", md5sum
, "(ok)");
846 if (ntohl(hdr
->unk2
) != 0)
847 inspect_fw_phexdec("Unknown value 2", hdr
->unk2
);
848 inspect_fw_pmd5sum("Header MD5Sum2", hdr
->md5sum2
,
849 "(purpose yet unknown, unchecked here)");
850 if (ntohl(hdr
->unk3
) != 0)
851 inspect_fw_phexdec("Unknown value 3", hdr
->unk3
);
855 inspect_fw_pstr("Vendor name", hdr
->vendor_name
);
856 inspect_fw_pstr("Firmware version", hdr
->fw_version
);
857 board
= find_board_by_hwid(ntohl(hdr
->hw_id
));
859 layout
= find_layout(board
->layout_id
);
860 inspect_fw_phexpost("Hardware ID",
861 ntohl(hdr
->hw_id
), board
->id
);
862 inspect_fw_phexexp("Hardware Revision",
863 ntohl(hdr
->hw_rev
), board
->hw_rev
);
865 inspect_fw_phexpost("Hardware ID",
866 ntohl(hdr
->hw_id
), "unknown");
867 inspect_fw_phex("Hardware Revision",
873 inspect_fw_phexdec("Kernel data offset",
874 ntohl(hdr
->kernel_ofs
));
875 inspect_fw_phexdec("Kernel data length",
876 ntohl(hdr
->kernel_len
));
878 inspect_fw_phexdef("Kernel load address",
879 ntohl(hdr
->kernel_la
),
880 layout
? layout
->kernel_la
: 0xffffffff);
881 inspect_fw_phexdef("Kernel entry point",
882 ntohl(hdr
->kernel_ep
),
883 layout
? layout
->kernel_ep
: 0xffffffff);
884 inspect_fw_phexdecdef("Rootfs data offset",
885 ntohl(hdr
->rootfs_ofs
),
886 layout
? layout
->rootfs_ofs
: 0xffffffff);
888 inspect_fw_phex("Kernel load address",
889 ntohl(hdr
->kernel_la
));
890 inspect_fw_phex("Kernel entry point",
891 ntohl(hdr
->kernel_ep
));
892 inspect_fw_phexdec("Rootfs data offset",
893 ntohl(hdr
->rootfs_ofs
));
895 inspect_fw_phexdec("Rootfs data length",
896 ntohl(hdr
->rootfs_len
));
897 inspect_fw_phexdec("Boot loader data offset",
898 ntohl(hdr
->boot_ofs
));
899 inspect_fw_phexdec("Boot loader data length",
900 ntohl(hdr
->boot_len
));
901 inspect_fw_phexdec("Total firmware length",
902 ntohl(hdr
->fw_length
));
910 filename
= malloc(strlen(inspect_info
.file_name
) + 8);
911 sprintf(filename
, "%s-kernel", inspect_info
.file_name
);
912 printf("Extracting kernel to \"%s\"...\n", filename
);
913 fp
= fopen(filename
, "w");
915 if (!fwrite(buf
+ ntohl(hdr
->kernel_ofs
),
916 ntohl(hdr
->kernel_len
), 1, fp
)) {
917 ERR("error in fwrite(): %s", strerror(errno
));
921 ERR("error in fopen(): %s", strerror(errno
));
925 filename
= malloc(strlen(inspect_info
.file_name
) + 8);
926 sprintf(filename
, "%s-rootfs", inspect_info
.file_name
);
927 printf("Extracting rootfs to \"%s\"...\n", filename
);
928 fp
= fopen(filename
, "w");
930 if (!fwrite(buf
+ ntohl(hdr
->rootfs_ofs
),
931 ntohl(hdr
->rootfs_len
), 1, fp
)) {
932 ERR("error in fwrite(): %s", strerror(errno
));
936 ERR("error in fopen(): %s", strerror(errno
));
947 int main(int argc
, char *argv
[])
949 int ret
= EXIT_FAILURE
;
954 progname
= basename(argv
[0]);
959 c
= getopt(argc
, argv
, "a:B:H:E:F:L:V:N:W:ci:k:r:R:o:xhsjv:");
965 sscanf(optarg
, "0x%x", &rootfs_align
);
974 sscanf(optarg
, "0x%x", &kernel_ep
);
983 sscanf(optarg
, "0x%x", &kernel_la
);
998 kernel_info
.file_name
= optarg
;
1001 rootfs_info
.file_name
= optarg
;
1004 sscanf(optarg
, "0x%x", &rootfs_ofs
);
1013 inspect_info
.file_name
= optarg
;
1022 usage(EXIT_SUCCESS
);
1025 usage(EXIT_FAILURE
);
1030 ret
= check_options();
1034 if (!inspect_info
.file_name
)